package cn.com.coding.framework.security;

import cn.com.coding.common.lang.ResT;
import cn.com.coding.common.utils.RedisUtil;
import cn.hutool.json.JSONUtil;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.security.core.AuthenticationException;
import org.springframework.security.web.authentication.AuthenticationFailureHandler;
import org.springframework.stereotype.Component;

import javax.servlet.ServletException;
import javax.servlet.ServletOutputStream;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.time.LocalDate;

/**
 * 认证失败处理器
 *
 * @author mxz
 */
@Component
public class LoginFailureHandler implements AuthenticationFailureHandler {

    //    private final Logger logger = LoggerFactory.getLogger(this.getClass());
    @Autowired
    RedisUtil redisUtil;

    @Override
    public void onAuthenticationFailure(HttpServletRequest request, HttpServletResponse response, AuthenticationException exception) throws IOException, ServletException {

        response.setContentType("application/json;charset=UTF-8");
        ServletOutputStream outputStream = response.getOutputStream();
        ResT result = ResT.error(400, exception.getMessage());
        outputStream.write(JSONUtil.toJsonStr(result).getBytes("UTF-8"));
        LocalDate date = LocalDate.now();
        redisUtil.hincr("mxz_user_login_fail_record", String.valueOf(date), 1);
        outputStream.flush();
        outputStream.close();
    }
}
